Meltdown have now responded via Twitter, writing: “@viagogo It is against our terms and conditions to sell our tickets above face value for profit or commercial gain. Tickets purchased on your site for any #MeltdownFest concert are invalid. Please direct customers to us who will only pay face value for them.”

The returned tickets will seemingly be available to those who call the Southbank ticket office on the day of the show – the full terms can be found here.

Deftones, The Libertines, Manic Street Preachers, Mogwai, My Bloody Valentine, Nine Inch Nails, Placebo, The Psychedelic Furs, 65daysofstatic, Alcest, The Anchoress, Kristin Hersh, Kathryn Joseph, MONO, and The Notwist have so far been announced for the 25th edition of the iconic music festival.

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“As each invitee confirms, as each shimmering piece falls into place, I pinch myself – this is really happening,” said Smith of the announcement, “and the complete picture will undoubtedly be out of this world!”